Mainframe Infra Engineer
TechDigital Group
Job Title Mainframe z/OS Technical Lead / L3 Engineer Job Description We are seeking a senior Mainframe Z/OS Technical Lead to act as the client-side SME overseeing outsourced mainframe services and guiding a small internal team. Responsibilities Provide technical oversight of vendor-managed mainframe operations Review daily operations, incidents, RCA, changes, and releases Validate vendor recommendations and ensure adherence to SLAs and ITIL processes Act as escalation point for complex mainframe issues Provide expert guidance on z/OS, Sysplex, WLM, JES, and RACF Oversee IMS (DB/DC), DB2 for z/OS, and CICS environments Review system performance, capacity, availability, and stability Recommend improvements for performance, automation, and cost optimization Identify risks, technical debt, and modernization opportunities Review DR, BCP, backup, and recovery strategies Provide architectural input for upgrades and future-state planning Communicate technical insights clearly to leadership and stakeholders Required Skills 10+ years of strong hands-on mainframe experience Expert knowledge of z/OS, IMS, DB2, CICS Strong understanding of JCL, COBOL, and batch processing Experience with vendor-managed or outsourced environments Ability to influence, challenge, and guide vendors constructively Preferred Mainframe modernization or optimization experience ITIL process exposure #J-18808-Ljbffr
Vacancy posted 6 hours ago
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